/* Set the defaults for DataTables initialisation */
$.extend( true, $.fn.dataTable.defaults, {
	"sDom": "<'row-fluid'<'span6'l><'span6'f>r>t<'row-fluid'<'span6'i><'span6'p>>",
	"sPaginationType": "bootstrap",
	"oLanguage": {
		"sLengthMenu": "_MENU_ records per page"
	}
} );


/* Default class modification */
$.extend( $.fn.dataTableExt.oStdClasses, {
	"sWrapper": "dataTables_wrapper form-inline"
} );


/* API method to get paging information */
$.fn.dataTableExt.oApi.fnPagingInfo = function ( oSettings )
{
	return {
		"iStart":         oSettings._iDisplayStart,
		"iEnd":           oSettings.fnDisplayEnd(),
		"iLength":        oSettings._iDisplayLength,
		"iTotal":         oSettings.fnRecordsTotal(),
		"iFilteredTotal": oSettings.fnRecordsDisplay(),
		"iPage":          Math.ceil( oSettings._iDisplayStart / oSettings._iDisplayLength ),
		"iTotalPages":    Math.ceil( oSettings.fnRecordsDisplay() / oSettings._iDisplayLength )
	};
};


/* Bootstrap style pagination control */
$.extend( $.fn.dataTableExt.oPagination, {
	"bootstrap": {
		"fnInit": function( oSettings, nPaging, fnDraw ) {
			var oLang = oSettings.oLanguage.oPaginate;
			var fnClickHandler = function ( e ) {
				e.preventDefault();
				if ( oSettings.oApi._fnPageChange(oSettings, e.data.action) ) {
					fnDraw( oSettings );
				}
			};

			$(nPaging).addClass('pagination').append(
				'<ul>'+
					'<li class="prev disabled"><a href="#">&larr; '+oLang.sPrevious+'</a></li>'+
					'<li class="next disabled"><a href="#">'+oLang.sNext+' &rarr; </a></li>'+
				'</ul>'
			);
			var els = $('a', nPaging);
			$(els[0]).bind( 'click.DT', { action: "previous" }, fnClickHandler );
			$(els[1]).bind( 'click.DT', { action: "next" }, fnClickHandler );
		},

		"fnUpdate": function ( oSettings, fnDraw ) {
			var iListLength = 5;
			var oPaging = oSettings.oInstance.fnPagingInfo();
			var an = oSettings.aanFeatures.p;
			var i, j, sClass, iStart, iEnd, iHalf=Math.floor(iListLength/2);

			if ( oPaging.iTotalPages < iListLength) {
				iStart = 1;
				iEnd = oPaging.iTotalPages;
			}
			else if ( oPaging.iPage <= iHalf ) {
				iStart = 1;
				iEnd = iListLength;
			} else if ( oPaging.iPage >= (oPaging.iTotalPages-iHalf) ) {
				iStart = oPaging.iTotalPages - iListLength + 1;
				iEnd = oPaging.iTotalPages;
			} else {
				iStart = oPaging.iPage - iHalf + 1;
				iEnd = iStart + iListLength - 1;
			}

			for ( i=0, iLen=an.length ; i<iLen ; i++ ) {
				// Remove the middle elements
				$('li:gt(0)', an[i]).filter(':not(:last)').remove();

				// Add the new list items and their event handlers
				for ( j=iStart ; j<=iEnd ; j++ ) {
					sClass = (j==oPaging.iPage+1) ? 'class="active"' : '';
					$('<li '+sClass+'><a href="#">'+j+'</a></li>')
						.insertBefore( $('li:last', an[i])[0] )
						.bind('click', function (e) {
							e.preventDefault();
							oSettings._iDisplayStart = (parseInt($('a', this).text(),10)-1) * oPaging.iLength;
							fnDraw( oSettings );
						} );
				}

				// Add / remove disabled classes from the static elements
				if ( oPaging.iPage === 0 ) {
					$('li:first', an[i]).addClass('disabled');
				} else {
					$('li:first', an[i]).removeClass('disabled');
				}

				if ( oPaging.iPage === oPaging.iTotalPages-1 || oPaging.iTotalPages === 0 ) {
					$('li:last', an[i]).addClass('disabled');
				} else {
					$('li:last', an[i]).removeClass('disabled');
				}
			}
		}
	}
} );


/*
 * TableTools Bootstrap compatibility
 * Required TableTools 2.1+
 */
if ( $.fn.DataTable.TableTools ) {
	// Set the classes that TableTools uses to something suitable for Bootstrap
	$.extend( true, $.fn.DataTable.TableTools.classes, {
		"container": "DTTT btn-group",
		"buttons": {
			"normal": "btn",
			"disabled": "disabled"
		},
		"collection": {
			"container": "DTTT_dropdown dropdown-menu",
			"buttons": {
				"normal": "",
				"disabled": "disabled"
			}
		},
		"print": {
			"info": "DTTT_print_info modal"
		},
		"select": {
			"row": "active"
		}
	} );

	// Have the collection use a bootstrap compatible dropdown
	$.extend( true, $.fn.DataTable.TableTools.DEFAULTS.oTags, {
		"collection": {
			"container": "ul",
			"button": "li",
			"liner": "a"
		}
	} );
}


/* Table initialisation */

$(document).ready(function() {
	/* Table initialisation */
	
	if ($('#dtable').length){
		
		$('#dtable').dataTable({
			
			// define table layout
			"sDom" : "<'row-fluid dt-header'<'span6'f><'span6 hidden-phone'T>r>t<'row-fluid dt-footer'<'span6 visible-desktop'i><'span6'p>>",
			// add paging 
			"sPaginationType" : "bootstrap",
			"oLanguage" : {
				"sLengthMenu" : "Showing: _MENU_",
				"sSearch": "" 
			},
			"oTableTools": {
				"sSwfPath": "js/include/assets/DT/swf/copy_csv_xls_pdf.swf",
				"aButtons": [
					// print layout
					{
						"sExtends": "print",
						"sButtonText": '<i class="cus-printer oTable-adjust"></i>'+" Imprimir"
					},
					//save as PDF
					{
						"sExtends": "pdf",
						"sPdfOrientation": "landscape",
						"sPdfMessage": "Your custom message would go here.", /* custom message here */
						"sButtonText": '<i class="cus-doc-pdf oTable-adjust"></i>'+" Exportar a PDF"
					},
					//Exportar a Excel
					{
						"sExtends": "xls",
						"sButtonText": '<i class="cus-doc-excel-table oTable-adjust"></i>'+" Exportar a Excel"
					}
				]
			} // end oTableTools settings
			
		}); // end datatable formating
		
		
	}// end if

	$('.dataTables_filter input').attr("placeholder", "Search Filter");
	
	/* each each column */    	
	if ($('#col-filter').length){
	
		var oTable;

		/* Add the events etc before DataTables hides a column */
		$("thead input").keyup(function() {
			/* Filter on the column (the index) of this element */
			oTable.fnFilter(this.value, oTable.oApi._fnVisibleToColumnIndex(oTable.fnSettings(), $("thead input").index(this)));
		});

		/*
		 * Support functions to provide a little bit of 'user friendlyness' to the textboxes
		 */
		$("thead input").each(function(i) {
			this.initVal = this.value;
		});

		$("thead input").focus(function() {
			if (this.className == "search_init") {
				this.className = "";
				this.value = "";
			}
		});

		$("thead input").blur(function(i) {
			if (this.value == "") {
				this.className = "search_init";
				this.value = this.initVal;
			}
		});

		oTable = $('#col-filter').dataTable({
			"sDom" : "t<'row-fluid dt-footer'<'span6 visible-desktop'i><'span6'p>>",
			"oLanguage" : {
				"sSearch" : "Search all columns:"
			},
			"bSortCellsTop" : true
		}); 
	
	}// end if
	
}); // end document ready function
